html,body{
	background: url(../images/bmt_02.jpg) center top repeat-y;
	background-size: 100% auto;
}
body{
	padding-bottom: 60px;
}
.pic_full{
	width: 100%;
}
.pic_full img{
	display: block;
	width: 100%;
}
.open_btn{
	width: 100%;
	height: 50px;
	text-align: center;line-height: 50px;
	font-size: 1.8rem;
	color: #fff;
	background: #3eb7f3;
	position: fixed;
	bottom: 0;
	left: 0;
}
.text{
	color: #585858;
	font-size: 1.5rem;
	line-height: 1.8em;
	margin: 10px 8%;
}
.tips{
	color: #fa213b;
	font-size: 1.2rem;
	text-align: center;
	line-height: 1.6em;
	margin: 0px 7%;
}
